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Commit c7f032bb authored by Simon Guo's avatar Simon Guo Committed by Linus Torvalds
Browse files

selftest: split mlock2_ funcs into separate mlock2.h 

To prepare mlock2.h whose functionality will be reused.

Link: http://lkml.kernel.org/r/1472554781-9835-4-git-send-email-wei.guo.simon@gmail.com


Signed-off-by: default avatarSimon Guo <wei.guo.simon@gmail.com>
Cc: Alexey Klimov <klimov.linux@gmail.com>
Cc: Eric B Munson <emunson@akamai.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Simon Guo <wei.guo.simon@gmail.com>
Cc: Thierry Reding <treding@nvidia.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent b155b4fd

tools/testing/selftests/vm/mlock2-tests.c

+1 −20
Original line number Diff line number Diff line
@@ -7,27 +7,8 @@ 
#include <string.h>

#include <sys/time.h>

#include <sys/resource.h>

#include <syscall.h>

#include <errno.h>

#include <stdbool.h>



#ifndef MLOCK_ONFAULT

#define MLOCK_ONFAULT 1

#endif



#ifndef MCL_ONFAULT

#define MCL_ONFAULT (MCL_FUTURE << 1)

#endif



static int mlock2_(void *start, size_t len, int flags)

{

#ifdef __NR_mlock2

	return syscall(__NR_mlock2, start, len, flags);

#else

	errno = ENOSYS;

	return -1;

#endif

}

#include "mlock2.h"



struct vm_boundaries {

	unsigned long start;

tools/testing/selftests/vm/mlock2.h

0 → 100644
+20 −0
Original line number Diff line number Diff line 
#include <syscall.h>

#include <errno.h>



#ifndef MLOCK_ONFAULT

#define MLOCK_ONFAULT 1

#endif



#ifndef MCL_ONFAULT

#define MCL_ONFAULT (MCL_FUTURE << 1)

#endif



static int mlock2_(void *start, size_t len, int flags)

{

#ifdef __NR_mlock2

	return syscall(__NR_mlock2, start, len, flags);

#else

	errno = ENOSYS;

	return -1;

#endif

}